.PHONY:all
all: no_wait_child child_pend_17_signal

child_pend_17_signal: child_pend_17_signal.cpp
	g++ -o $@ $^
no_wait_child: no_wait_child.cpp
	g++ -o $@ $^
.PHONY:clean
clean:
	rm -rf child_pend_17_signal no_wait_child